Triple

T19270831
Position Surface form Disambiguated ID Type / Status
Subject Fastiv E481917 entity
Predicate railwayLine P848 FINISHED
Object Kyiv–Koziatyn line
The Kyiv–Koziatyn line is a key Ukrainian railway route connecting the capital region with central-western hubs and serving as an important corridor for both passenger and freight traffic.
E1367857 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Kyiv–Koziatyn line | Statement: [Fastiv, railwayLine, Kyiv–Koziatyn line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Kyiv–Koziatyn line
Context triple: [Fastiv, railwayLine, Kyiv–Koziatyn line]
  • A. Sviatoshynsko–Brovarska line
    The Sviatoshynsko–Brovarska line is the oldest and one of the main rapid transit lines of the Kyiv Metro, running west–east across Ukraine’s capital.
  • B. Belgorod–Kharkiv line
    The Belgorod–Kharkiv line is an international railway route linking the Russian city of Belgorod with the Ukrainian city of Kharkiv, serving as a key transport corridor between the two countries.
  • C. Kakhovskaya Line
    The Kakhovskaya Line is a former short radial line of the Moscow Metro that operated in the city’s southern districts before being incorporated into the larger Bolshaya Koltsevaya (Big Circle) Line.
  • D. Simferopol–Kherson line
    The Simferopol–Kherson line is a railway route linking Crimea with mainland southern Ukraine, serving as a key transportation corridor in the region.
  • E. Kurenivsko–Chervonoarmiiska line
    The Kurenivsko–Chervonoarmiiska line is one of the main lines of the Kyiv Metro system, running across the city and connecting several key residential and commercial districts.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Kyiv–Koziatyn line
Triple: [Fastiv, railwayLine, Kyiv–Koziatyn line]
Generated description
The Kyiv–Koziatyn line is a key Ukrainian railway route connecting the capital region with central-western hubs and serving as an important corridor for both passenger and freight traffic.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Kyiv–Koziatyn line
Target entity description: The Kyiv–Koziatyn line is a key Ukrainian railway route connecting the capital region with central-western hubs and serving as an important corridor for both passenger and freight traffic.
  • A. Sviatoshynsko–Brovarska line
    The Sviatoshynsko–Brovarska line is the oldest and one of the main rapid transit lines of the Kyiv Metro, running west–east across Ukraine’s capital.
  • B. Belgorod–Kharkiv line
    The Belgorod–Kharkiv line is an international railway route linking the Russian city of Belgorod with the Ukrainian city of Kharkiv, serving as a key transport corridor between the two countries.
  • C. Kakhovskaya Line
    The Kakhovskaya Line is a former short radial line of the Moscow Metro that operated in the city’s southern districts before being incorporated into the larger Bolshaya Koltsevaya (Big Circle) Line.
  • D. Simferopol–Kherson line
    The Simferopol–Kherson line is a railway route linking Crimea with mainland southern Ukraine, serving as a key transportation corridor in the region.
  • E. Kurenivsko–Chervonoarmiiska line
    The Kurenivsko–Chervonoarmiiska line is one of the main lines of the Kyiv Metro system, running across the city and connecting several key residential and commercial districts.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69d8e8ce54cc8190998418ff1f66ef28 completed April 10, 2026, 12:10 p.m.
NER Named-entity recognition batch_69e5fbb8bea08190b5c65eebe67dccbb completed April 20, 2026, 10:11 a.m.
NED1 Entity disambiguation (via context triple) batch_6a070e729f708190be1d348ff9ef3148 completed May 15, 2026, 12:15 p.m.
NEDg Description generation batch_6a070f1618d88190ad62c1c3896dba6e completed May 15, 2026, 12:18 p.m.
NED2 Entity disambiguation (via description) batch_6a070feb5d948190b8d05d13f250d2ab completed May 15, 2026, 12:22 p.m.
Created at: April 10, 2026, 1:29 p.m.